Matematik / Mathematics: Recent submissions

Now showing items 61-80 of 191

On Some Generalized B-m-Difference Riesz Sequence Spaces and Uniform Opial Property

Başarır, Metin; Öztürk, Mahpeyker (SPRINGER INTERNATIONAL PUBLISHING AG, 2011)

We define the new generalized difference Riesz sequence spaces r(infinity)(q)(p, B-m), r(c)(q)(p, B-m), and r(0)(q)(p, B-m) which consist of all the sequences whose B-m-transforms are in the Riesz sequence spaces ...
Forced vibration of the pre-stressed bi-layered plate-strip with finite length resting on a rigid foundation

Yıldız, Aysel; Eröz, Mustafa; Yıldız, Abdullah (ELSEVIER SCIENCE INC, 2011)

Within the scope of the piecewise homogeneous body model utilizing Three-Dimensional Linearized Theory of Elastic Waves in Initially Stressed Bodies the time-harmonic dynamical stress field in the pre-stressed bi-layered ...
FEM modelling of the time-harmonic dynamical stress field problem for a pre-stressed plate-strip resting on a rigid foundation

Yıldız, Aysel; Eröz, Mustafa; Yıldız, Abdullah (ELSEVIER SCIENCE INC, 2011)

In this paper, the FEM modelling of the time-harmonic dynamical stress field problem for the pre-stressed plate-strip with finite length resting on a rigid foundation is developed. The mathematical formulation of the ...
The MacWilliams identity for m-spotty weight enumerators of linear codes over finite fields

Özen, Mehmet; Şiap, Vedat (PERGAMON-ELSEVIER SCIENCE LTD, 2011)

Some of the error control codes are applied to high speed memory systems using RAM chips with either 1-bit I/O data (b = 1) or 4-bit I/O data (to = 4). However, modern large-capacity memory systems use RAM chips with 8, ...
On compact operators and some Euler B-(m)-difference sequence spaces

Başarır, Metin (ACADEMIC PRESS INC ELSEVIER SCIENCE, 2011)

Altay and Basar (2005) [1] and Altay, Basar and Mursaleen (2006) [2] introduced the Euler sequence spaces e(0)(t), e(c)(t) and e(infinity)(t). Basarir and Kayikci (2009) [3] defined the B-(m)-difference matrix and studied ...
Generalized Timelike Mannheim Curves in Minkowski Space-Time E-1(4)

Özgür, İbrahim; Akyiğit, Mahmut; Ersoy, Soley; Tosun, Murat (HINDAWI PUBLISHING CORPORATION, 2011)

We give the definition of generalized timelike Mannheim curve in Minkowski space-time E-1(4). The necessary and sufficient conditions for the generalized timelike Mannheim curve are obtained. We show some characterizations ...
One-Parameter Homothetic Motion in the Hyperbolic Plane and Euler-Savary Formula

Ersoy, Soley; Akyiğit, Mahmut (SPRINGER BASEL AG, 2011)

In [10] one-parameter planar motion was first introduced and the relations between absolute, relative, sliding velocities (and accelerations) in the Euclidean plane E-2 were obtained. Moreover, the relations between the ...
ON SOME DIFFERENCE SEQUENCE SPACES OF WEIGHTED MEANS AND COMPACT OPERATORS

Başarır, Metin (DUKE UNIV PRESS, 2011)

In the peresent paper, by using generalized weighted mean and difference matrix of order m, we introduce the sequence spaces X(u, v, Delta((m))), where X is one of the spaces l(infinity), c or c(0). Also, we determine the ...
On the B-difference sequence space derived by generalized weighted mean and compact operators

Başarır, Metin (ACADEMIC PRESS INC ELSEVIER SCIENCE, 2012)

In the present paper, by using generalized weighted mean and difference matrix B, we introduce the paranormed sequence space l(u, v, p; B) which consist of all sequences whose generalized weighted B-difference means are ...
SECTIONAL CURVATURE OF TIMELIKE RULED SURFACE PART I: LORENTZIAN BELTRAMI-EULER FORMULA

Ersoy, Soley; Tosun, Murat (SHIRAZ UNIV, 2010)

In this paper, the Lorentzian version of Beltrami-Euler formula is investigated in R(1)(n). Initially, the first fundamental form and the metric coefficients of generalized timelike ruled surface are calculated and by the ...
On idempotency and tripotency of linear combinations of two commuting tripotent matrices

Özdemir, Halim; Sarduvan, Murat; Güler, Nesrin (ELSEVIER SCIENCE INC, 2009)

Let T-1 and T-2 be two nonzero commuting n x n tripotent matrices and c(1), c(2) two nonzero complex numbers. Necessary and sufficient conditions for the tripotency and the idempotency of c(1)T(1) + c(2)T(2) are obtained. ...
Solutions of some quadratic Diophantine equations

Keskin, Refik (PERGAMON-ELSEVIER SCIENCE LTD, 2010)

In this study, we investigate positive integer solutions of the Diophantine equations x(2) - kxy(sic)y(2)(sic)x = 0 and x(2)-kxy-y(2)(sic)y = 0. It is shown that when k > 3,x2-kxy+y(2)+x = 0 has no positive integer solutions ...
On Suborbital Graphs for the Normalizer of Gamma(0)(N)

Keskin, Refik; Demirtürk Bitim, Bahar (ELECTRONIC JOURNAL OF COMBINATORICS, 2009)

where n>1, v is an element of Q boolean OR {infinity} and T is an elliptic mapping of order k in the normalizer of Gamma(0)(N).
Some topological and geometric properties of generalized Euler sequence space

Başarır, Metin; Öztürk, Mahpeyker (VERSITA, 2010)

In this paper, we introduce the Euler sequence space e (r) (p) of nonabsolute type and prove that the spaces e (r) (p) and l(p) are linearly isomorphic. Besides this, we compute the alpha-, beta- and gamma-duals of the ...
On Generalized Paranormed Statistically Convergent Sequence Spaces Defined by Orlicz Function

Başarır, Metin; Altundağ, Selma (HINDAWI PUBLISHING CORPORATION, 2009)

We define generalized paranormed sequence spaces (c) over bar(sigma, M, p, q, s), (c) over bar (0)(sigma, M, p, q, s) m(sigma, M, p, q, s), and m(0)(sigma, M, p, q, s) defined over a seminormed sequence space (X, q). We ...
Cyclic codes over some finite quaternion integer rings

Güzeltepe, Murat (PERGAMON-ELSEVIER SCIENCE LTD, 2011)

In this paper, cyclic codes are studied over some finite quaternion integer rings with respect to the quaternion Mannheim distance. (C) 2010 The Franklin Institute. Published by Elsevier Ltd. All rights reserved.
On the Generalized B-m-Riesz Difference Sequence Space and beta-Property

Başarır, Metin (SPRINGER INTERNATIONAL PUBLISHING AG, 2009)

We introduce the generalized Riesz difference sequence space r(q)(p, B-m) which is defined by r(q)(p, B-m) = {x = (x(k)) is an element of w : B(m)x is an element of r(q)(p)} where r(q)(p) is the Riesz sequence space defined ...
ON THE GENERALIZED RIESZ B-DIFFERENCE SEQUENCE SPACES

Başarır, Metin (UNIV NIS, FAC SCI MATH, 2010)

In this paper, we define the new generalized Riesz B-difference sequence spaces r(infinity)(q) (p, B), r(c)(q) (p, B), r(0)(q) (p, B) and r(q) (p,B) which consist of the sequences whose R(q)B-transforms are in the linear ...
Dual Lorentzian spherical motions and dual Euler-Savary formula

Güngör, Mehmet Ali; Ersoy, Soley; Tosun, Murat (GAUTHIER-VILLARS/EDITIONS ELSEVIER, 2009)

In this paper, defining one-parameter dual Lorentzian motion in three-dimensional dual Lorentzian space D(1)(3) and we have obtained the relations between the absolute, relative and sliding velocities of these motions. In ...
Global Asymptotic Stability of Solutions to Nonlinear Marine Riser Equation

Gür, Şevket (HINDAWI PUBLISHING CORPORATION, 2010)

This paper studies initial boundary value problem of fourth-order nonlinear marine riser equation. By using multiplier method, it is proven that the zero solution of the problem is globally asymptotically stable.